package com.mall;
import org.springframework.context.annotation.Configuration;
import org.springframework.messaging.simp.config.MessageBrokerRegistry;
import org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker;
import org.springframework.web.socket.config.annotation.StompEndpointRegistry;
import org.springframework.web.socket.config.annotation.WebSocketMessageBrokerConfigurer;
@Configuration
@EnableWebSocketMessageBroker // 开启WebSocket代理
public class WebSocketConfig implements WebSocketMessageBrokerConfigurer { @Override
   public void configureMessageBroker(MessageBrokerRegistry config) {

      config.enableSimpleBroker("/topic","/queue");


      config.setApplicationDestinationPrefixes("/app");
   }
   @Override
   public void registerStompEndpoints(StompEndpointRegistry registry) {

      registry.addEndpoint("/chat").withSockJS();
   }
}